# -*- coding: UTF-8 -*-
"""
@version: 1.0
@PackageName: python2.0 - code02.py.py
@author: beixun
@Description: 
@since 2025/03/28 10:13
"""
avg = (67.5 + 82.0 + 12.9 + 32.2 )/4
print(avg)
print(avg**2)
print(66-avg)
